If you are using a simple object like a sphere then you will also have to enable texturing by setting the "primitive flags".

如果你使用的是简单的对象如球体的话，你还需要通过设定“原始标志”(“ primitive flags ”)以开启纹理贴图功能。

youdao

The first animals on this living sphere, the Earth, were primitive Marine animals, and then around 500 million years ago these sea animals developed shells.

在地球这个有生命的星球上，最早的动物是原始海洋动物。后来，在大约5亿年前，这些海洋动物进化成甲壳动物。

youdao

The first animals on this living sphere, the Earth, were primitive Marine animals, and then around 500 million years ago these sea animals developed shells.

在地球这个有生命的星球上，最早的动物是原始海洋动物。后来，在大约5亿年前，这些海洋动物进化成甲壳动物。

youdao